/// <summary>
/// Updates the current TopKAgents with any new highscores in the passed agents.
/// </summary>
public void Update(List <Agent> agents)
{
AddAnyTopAgents(agents);
BestAgents.Sort();
// If highscore list is filled, remove lowest score
if (BestAgents.Count > K)
{
BestAgents.RemoveRange(K, BestAgents.Count - K);
}
// Calculate average.
AverageFitness = BestAgents.Average(b => b.Agent.Fitness);
// Assign best.
Best = BestAgents.First();
}
// Goes through the passed agents and add agents who's fitness value exceeds the current top agents.
private void AddAnyTopAgents(List <Agent> agents)
{
if (BestAgents.Count == 0) // Check if list is empty
{
BestAgents.Add(new TopKAgent(agents.First()));
}
for (int i = 0; i < agents.Count; i++)
{
// Check if new highscore.
if (agents[i].Fitness > BestAgents.Last().Agent.Fitness)
{
BestAgents.Add(new TopKAgent(agents[i].GetCopy()));
}
}
}
